Information disclosure in Linux kernel - CVE-2018-20510

 

Information disclosure in Linux kernel - CVE-2018-20510

Published: April 30, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35947
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-20510
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local authenticated user to gain access to sensitive information.

The print_binder_transaction_ilocked function in drivers/android/binder.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading "*from *code *flags" lines in a debugfs file.


How to mitigate CVE-2018-20510

Install update from vendor's website.

Sources